A tree casts a shadow of 28 m. The elevation of the sun is 49º. How tall is the tree?
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Given :
A one-year membership to a gym costs $725.
The registration fee is $125.
To Find :
How much new members pay each month.
Solution :
Remaining fee = Total fee - Registration fee
R = $( 725 - 125 )
R = $600
Amount of fee paid monthly is :
Therefore, monthly fee is $50.
Hence, this is the required solution.
The point-slope form of the equation of a straight line is:
We have:
Substitute: